AT&T Definity ISDN 7507 - Manual (Page 54)

stored number A telephone number which has been programmed and stored as a 1-,
2-, 3-, or 4-digit list item for use with Abbreviated Dialing. It can be a complete or
partial telephone number, an extension number, or a trunk or feature code. Once
programmed, a number can be accessed by first dialing the list, then the list item
digit(s) under which it is stored. If the number is stored on an

AD xxxxx

button, the
number can be accessed by simply pressing that button.
switch The device which makes connections for all voice and data calls for a
network, and also contains software for features. Also known as a system, switching
system, or PBX (private branch exchange). (Your switch is an AT&T DEFINITY
Communications System Generic 2.)
system list One of the 3 types of Abbreviated Dialing lists; programmable only by
the System Manager. Contains telephone numbers helpful to all system users, and
stores each of those numbers as a 2-digit to 4-digit list item.
System Manager The person responsible for specifying and managing the operation
of features for all the voice and data equipment in your network.
trunk A telecommunications channel between your DEFINITY Generic 2 and the
local or long distance calling network. Trunks of the same kind connecting to the same
endpoints are assigned to the same trunk group.
trunk code A dial code of 1 to 4 digits which you dial to access a trunk group to
place an outside call.
voice terminal A telephone equipped with an array of specifically designed features (for
example, self-test mode, administrable buttons, etc.) and functional capabilities that
distinguish it from a conventional telephone.
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